diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0763-drm-panel-Add-prepare_upstream_first-flag-to-drm_pan.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.15/950-0763-drm-panel-Add-prepare_upstream_first-flag-to-drm_pan.patch | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0763-drm-panel-Add-prepare_upstream_first-flag-to-drm_pan.patch b/target/linux/bcm27xx/patches-5.15/950-0763-drm-panel-Add-prepare_upstream_first-flag-to-drm_pan.patch deleted file mode 100644 index 789431ce59..0000000000 --- a/target/linux/bcm27xx/patches-5.15/950-0763-drm-panel-Add-prepare_upstream_first-flag-to-drm_pan.patch +++ /dev/null @@ -1,48 +0,0 @@ -From b5a2faf6deb6e7accec2c121840a72bdf6e97b4c Mon Sep 17 00:00:00 2001 -From: Dave Stevenson <dave.stevenson@raspberrypi.com> -Date: Wed, 23 Feb 2022 15:36:56 +0000 -Subject: [PATCH] drm/panel: Add prepare_upstream_first flag to - drm_panel - -Mapping to the drm_bridge flag pre_enable_upstream_first, -add a new flag prepare_upstream_first to drm_panel to allow -the panel driver to request that the upstream bridge should -be pre_enabled before the panel prepare. - -Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> ---- - drivers/gpu/drm/bridge/panel.c | 3 +++ - include/drm/drm_panel.h | 10 ++++++++++ - 2 files changed, 13 insertions(+) - ---- a/drivers/gpu/drm/bridge/panel.c -+++ b/drivers/gpu/drm/bridge/panel.c -@@ -226,6 +226,9 @@ struct drm_bridge *drm_panel_bridge_add_ - panel_bridge->bridge.ops = DRM_BRIDGE_OP_MODES; - panel_bridge->bridge.type = connector_type; - -+ panel_bridge->bridge.pre_enable_upstream_first = -+ panel->prepare_upstream_first; -+ - drm_bridge_add(&panel_bridge->bridge); - - return &panel_bridge->bridge; ---- a/include/drm/drm_panel.h -+++ b/include/drm/drm_panel.h -@@ -179,6 +179,16 @@ struct drm_panel { - * Panel entry in registry. - */ - struct list_head list; -+ -+ /** -+ * @prepare_upstream_first: -+ * -+ * The upstream controller should be prepared first, before the prepare -+ * for the panel is called. This is largely required for DSI panels -+ * where the DSI host controller should be initialised to LP-11 before -+ * the panel is powered up. -+ */ -+ bool prepare_upstream_first; - }; - - void drm_panel_init(struct drm_panel *panel, struct device *dev, |